1 files changed, 31 insertions, 0 deletions
diff --git a/net/bridge/br_vlan_options.c b/net/bridge/br_vlan_options.c
index a7d5a2334207..f290f5140547 100644
--- a/net/bridge/br_vlan_options.c
+++ b/net/bridge/br_vlan_options.c
@@ -259,6 +259,37 @@ int br_vlan_process_options(const struct net_bridge *br,
 	return err;
 }
 
+bool br_vlan_global_opts_can_enter_range(const struct net_bridge_vlan *v_curr,
+					 const struct net_bridge_vlan *r_end)
+{
+	return v_curr->vid - r_end->vid == 1;
+}
+
+bool br_vlan_global_opts_fill(struct sk_buff *skb, u16 vid, u16 vid_range,
+			      const struct net_bridge_vlan *v_opts)
+{
+	struct nlattr *nest;
+
+	nest = nla_nest_start(skb, BRIDGE_VLANDB_GLOBAL_OPTIONS);
+	if (!nest)
+		return false;
+
+	if (nla_put_u16(skb, BRIDGE_VLANDB_GOPTS_ID, vid))
+		goto out_err;
+
+	if (vid_range && vid < vid_range &&
+	    nla_put_u16(skb, BRIDGE_VLANDB_GOPTS_RANGE, vid_range))
+		goto out_err;
+
+	nla_nest_end(skb, nest);
+
+	return true;
+
+out_err:
+	nla_nest_cancel(skb, nest);
+	return false;
+}
+
 static int br_vlan_process_global_one_opts(const struct net_bridge *br,
 					   struct net_bridge_vlan_group *vg,
 					   struct net_bridge_vlan *v,